En10305-4 shop made in China – replacement parts – in Helsinki Finland Colorful Galvanized Hydraulic Seamless Steel Pipe for Construction Machines with top quality

En10305-4  shop  created in China - alternative components -  in Helsinki Finland  Vibrant Galvanized Hydraulic Seamless Metal Pipe for Development Equipment with best top quality

We – EPG Group the bigge EPT gearbox & motors , vee pulleys, timing pulleys, couplings and gears factory in China with 5 different branches. For far more specifics: Cell/whatsapp/telegram/Kakao us at: 0086~13083988828 13858117778 0571 88828

1.Descriptions

Title En10305-4 Colourful Galvanized EPT Seamless Steel Pipe
Specification DIN2391-ninety four/C, EN10305-1, EN10305-4, SAE J524, GB/T3639-2009
Steel Grade St35, St37.4, St45, St52.4, E235, E255, E355
Dimension OD:3-76mm, wall thickness: .5-6mm
Size 4m,6m or tailored
Shipping Problems NBK(+N), BK(+C), GBK(+A), BKW(+LC), BKS(+SR)
Characteristics Blue-white zinc/yellow zinc coated, outer floor has excellent house for antiru EPT and anticorrosion, generally 8-12micrometer, up to 120hours no white corrosion for salt spray examination, EPT requirement can be custom-made
Programs Used in hydraulic program, vehicle Mobile: +86~thirteen 0571 88828 and in the event the place the substantial precision, brightness, cleanness and mechanical qualities of the tube are needed
Packing Plastic film & Knitting Bundled, Plywood Scenario or as ask for
Supply Time 20-30days following order verified

two. Chemical Composition (ca EPT examination)

Steel Gr. Steel No. Chemical Compositions(%by mass)
C(max) Si(max) Mn P(max) S(max) Al(min)Overall
St35, St37.4(E235) 1.0305 .17 .35 ≥0.forty .571 .571 .015
St45(E255) 1.0408 .21 .35 ≥0.40 .571 .571 .015
St52, St52.4(E355) 1.0508 .22 .55 ≤1.60 .571 .571 .571

three. Mechanical Qualities (at area temperature)

Steel Gr. Steel
No.
BK BKW BKS GBK NBK
Rm
MPa
A
%
Rm
MPa
A
%
Rm
MPa
ReH
MPa
A
%
Rm
MPa
A
%
Rm
MPa
ReH
MPa
A
%
Min Min Min Min Min Min Min Min Min   Min Min
St35(E235) 1.0305 480 6 420 ten 420 315 14 315 twenty five 340-470 235 25
St45(E255) one.0408 580 five 520 eight 520 375 12 390 21 440-570 255 21
St52(E355) one.0508 640 four 580 seven 580 420 10 490 22 490-630 355 22

4. Generation Flow Chart

Essential Procedures Descriptions:
Chilly Rolling
Tube rolling utilizes compression to minimize the measurement of seamless tubes. It utilizes 1 or two sets of rol EPT with constant
cross-section grooves on the circumference of the tube. The rol EPT are driven by rack and pinion gears of different
radii together profiled cams, finishing multiple 360º rotations about the tube
Tube rolling is a quite specific method of reducing extremely slim walled and/or more compact diameter tubes, and is typically used
as the final cold doing work step. By rolling, we’re able to achieve excellent handle above dimensional tolerances
and area finish whilst also reducing material reduction and bettering the metal’s microstructure.

Cold Drawing
Chilly drawing reduces the diameter by pulling the tube by way of a die that is scaled-down than the tube. In order to suit the tube
into the die, 1 finish is swaged thereby minimizing the diameter of the foremost end just before drawing. Next, the narrowed
end is passed via the die and clamped to a drawing trolley which pul EPT the tube by way of the die.

Annealing
Annealing is used to soften the steel before more cold doing work or fabrication processes, and enhances the overall
metallurgical microstructure of the tube. In the course of tube reduction or cold drawing, it can grow to be difficult and somewhat brittle.
To be ready to attract the tube yet again, stresses formed in the course of cold functioning need to be eliminated to return the content to its
normal condition.
For the duration of annealing the tube is heated to a managed temperature and soak time. By way of this procedure the tube continues to be in
condition, but the grains in the composition of the tube reform into a normal unstressed pattern. The resulting annealed tube is
softer and ideal for redrawing

Straightening
Drawing and annealing typically final results in some degree of bowing, creating a slight bend in the tubing. In get to
make the tubes straight, we use multiple roll mechanical straighteners to put into action this procedure, Straightening can
introduce slight adjustments to the measurement and mechanical homes of the tubing, so these aspects are extremely cautiously
controlled in the course of the process.

five. Inspection and Checks
We inspect all plenty of tubing ahead of shipment to make sure that every factor of the customer’s purchase has been satisfied.
Our in-residence inspection and tests capabilities incorporate:

  • Chemical Composition Examination
  • Visual inspection
  • Dimensional inspection
  • Surface roughness tests
  • Eddy Existing testing
  • Hydrostatic strain screening
  • Harmful mechanical screening:

– Yield Power
– Tensile Strength
– Elongation
– Hardness screening
– bending, flattening, and flaring
All shipments include a full Te EPT Certification showing all needed te EPT outcomes and verifying compliance with the get requirements.

six. Packing and Shipments

7. Programs

 

We – EPG Group the bigge EPT gearbox & motors , vee pulleys, timing pulleys, couplings and gears manufacturing unit in China with 5 various branches. For far more specifics: Cellular/whatsapp/telegram/Kakao us at: 0086~13083988828 13858117778 0571 88828 The use of original tools manufacturer’s (OEM) component figures or logos , e.g. CASE® and John Deere® are for reference functions only and for indicating product use and compatibility. Our organization and the outlined replacement parts contained herein are not sponsored, accredited, or made by the OEM.

En10305-4  store  produced in China - replacement areas -  in Helsinki Finland  Vibrant Galvanized Hydraulic Seamless Metal Pipe for Construction Machines with top top quality

En10305-4  store  made in China - alternative elements -  in Helsinki Finland  Colorful Galvanized Hydraulic Seamless Metal Pipe for Building Machines with top quality

En10305-4  shop  created in China - alternative components -  in Helsinki Finland  Colourful Galvanized Hydraulic Seamless Steel Pipe for Construction Devices with prime high quality